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NSF-funded graduate researcher developed multi-finger touch function now used in smartphones
![The touch screen technology allows use of multiple fingers on mobile devices.](/news/mmg/media/images/iStock-187091508_f.jpg)
The touch screen technology allows use of multiple fingers on mobile devices.
Credit: ©iStock.com/Ridofranz
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The touch screen technology allows use of multiple fingers on mobile devices.
Credit: ©iStock.com/Ridofranz